| C11.0 |
Superior wall of nasopharynx
Roof of nasopharynx
|
| C11.1 |
Posterior wall of nasopharynx
Adenoid
Pharyngeal tonsil
|
| C11.2 |
Lateral wall of nasopharynx
Fossa of Rosenmuller
Opening of auditory tube
Pharyngeal recess
|
| C11.3 |
Anterior wall of nasopharynx
Floor of nasopharynx
Nasopharyngeal (anterior)(posterior) surface of soft palate
Posterior margin of nasal:
choana
septum
|
| C11.8 |
Overlapping lesion of nasopharynx
[See note 5 at the beginning of this chapter]
|
| C11.9 |
Nasopharynx, unspecified
Nasopharyngeal wall NOS
|